dsa_port_disable(dp);
break;
case DSA_PORT_TYPE_CPU:
- err = dsa_port_link_register_of(dp);
- if (err)
- break;
- dsa_port_link_registered = true;
+ if (dp->dn) {
+ err = dsa_port_link_register_of(dp);
+ if (err)
+ break;
+ dsa_port_link_registered = true;
+ } else {
+ dev_warn(ds->dev,
+ "skipping link registration for CPU port %d\n",
+ dp->index);
+ }
err = dsa_port_enable(dp, NULL);
if (err)
break;
case DSA_PORT_TYPE_DSA:
- err = dsa_port_link_register_of(dp);
- if (err)
- break;
- dsa_port_link_registered = true;
+ if (dp->dn) {
+ err = dsa_port_link_register_of(dp);
+ if (err)
+ break;
+ dsa_port_link_registered = true;
+ } else {
+ dev_warn(ds->dev,
+ "skipping link registration for DSA port %d\n",
+ dp->index);
+ }
err = dsa_port_enable(dp, NULL);
if (err)
break;
case DSA_PORT_TYPE_CPU:
dsa_port_disable(dp);
- dsa_port_link_unregister_of(dp);
+ if (dp->dn)
+ dsa_port_link_unregister_of(dp);
break;
case DSA_PORT_TYPE_DSA:
dsa_port_disable(dp);
- dsa_port_link_unregister_of(dp);
+ if (dp->dn)
+ dsa_port_link_unregister_of(dp);
break;
case DSA_PORT_TYPE_USER:
if (dp->slave) {